Rare duck-billed dinosaur ‘mummies’ reveal a surprise: hoofed feet
AdvertisementArchaeology and palaeontologyWorldUnited States & CanadaRare duck-billed dinosaur ‘mummies’ reveal a surprise: hoofed feetEdmontosaurus fossils had large areas of preserved external skin surface, providing the most fleshed-out view of a large dinosaur to date
Reading Time:3 minutesWhy you can trust SCMPReutersPublished: 6:36am, 24 Oct 2025Two fossilised “mummies” unearthed by scientists in the badlands of Wyoming of the duck-billed dinosaur Edmontosaurus reveal the external anatomy in exquisite detail, including the surprising presence of hooves on the feet – a first for any dinosaur.
AdvertisementThe two Edmontosaurus individuals, dating to the very end of the dinosaur age 66 million years ago, were a young adult roughly 12.2 metres (40ft) long and a two-year-old juvenile about half that length.
The contours of the external fleshy surface of the two dinosaurs were preserved over the skeleton by a thin clay layer about one-hundredth of an inch (0.025cm) thick that formed a..
